Access2> (enable) set spantree backbonefast disable
Backbonefast disabled for all VLANs.
Access2> (enable) set spantree mode rapid-pvst+
PVST+ database cleaned up.
Spantree mode set to RAPID-PVST+.
Access2> (enable) clear spantree uplinkfast
This command will cause all portcosts, portvlancosts, and the
bridge priority on all vlans to be set to default.
Do you want to continue (y/n) [n]? y
VLANs 1-4094 bridge priority set to 32768.
The port cost of all bridge ports set to default value.
The portvlancost of all bridge ports set to default value.
uplinkfast all-protocols field set to off.
uplinkfast disabled for bridge.

Distribution1(config)#spanning-tree mode rapid-pvst
2d02h: %LINEPROTO-5-UPDOWN: Line protocol on Interface Vlan10, changed state to
up
2d02h: %LINEPROTO-5-UPDOWN: Line protocol on Interface Vlan20, changed state to
up
2d02h: %LINEPROTO-5-UPDOWN: Line protocol on Interface Vlan30, changed state to
up
2d02h: %LINEPROTO-5-UPDOWN: Line protocol on Interface Vlan40, changed state to
up
2d02h: %LINEPROTO-5-UPDOWN: Line protocol on Interface Vlan100, changed state to
up
2d02h: %LINEPROTO-5-UPDOWN: Line protocol on Interface Vlan200, changed state to
up
2d02h: %LINEPROTO-5-UPDOWN: Line protocol on Interface Vlan40, changed state to
down
2d02h: %LINEPROTO-5-UPDOWN: Line protocol on Interface Vlan30, changed state to
down
2d02h: %LINEPROTO-5-UPDOWN: Line protocol on Interface Vlan40, changed state to
up
2d02h: %LINEPROTO-5-UPDOWN: Line protocol on Interface Vlan30, changed state to
up
!--- O switch Distribution1 possui interfaces de VLAN da Camada 3 e
!--- é desativado e ativado durante a conversão.
Distribution1(config)#no spanning-tree backbonefast

Distribution2(config)#spanning-tree mode rapid-pvst
2d02h: %LINEPROTO-5-UPDOWN: Line protocol on Interface Vlan1, changed state to
own
2d02h: %LINEPROTO-5-UPDOWN: Line protocol on Interface Vlan1, changed state to
p
2d02h: %LINEPROTO-5-UPDOWN: Line protocol on Interface Vlan10, changed state to
up
2d02h: %LINEPROTO-5-UPDOWN: Line protocol on Interface Vlan20, changed state to
up
2d02h: %LINEPROTO-5-UPDOWN: Line protocol on Interface Vlan30, changed state to
up
2d02h: %LINEPROTO-5-UPDOWN: Line protocol on Interface Vlan40, changed state to
up
2d02h: %LINEPROTO-5-UPDOWN: Line protocol on Interface Vlan100, changed state t
up
2d02h: %LINEPROTO-5-UPDOWN: Line protocol on Interface Vlan200, changed state t
up
2d02h: %LINEPROTO-5-UPDOWN: Line protocol on Interface Vlan30, changed state to
down
2d02h: %LINEPROTO-5-UPDOWN: Line protocol on Interface Vlan30, changed state to
up
!--- O switch Distribution2 possui interfaces de VLAN da Camada 3 e
!--- é desativado e ativado durante a conversão.
Distribution2(config)#no spanning-tree backbonefast

Access1
01:31:04: RSTP(10): updt roles, root port Fa0/1 going down
01:31:04: RSTP(10): Fa0/2 is now root port
01:31:06: %LINK-5-CHANGED: Interface FastEthernet0/1, changed state to adminis
tratively down
01:31:07: %LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet0/1, cha
nged state to down
Distribution1
01:31:13: %LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet1/0/1,
changed state to down
01:31:14: %LINK-3-UPDOWN: Interface FastEthernet1/0/1, changed state to down